WebOS being licensed to phone vendors

Samsung has historically licensed anything that’s been around, so this doesn’t have to mean that much if it’s only Samsung.

HP Licensing webOS to Other Companies; Samsung Said to be One of Them

Of course, for one company to maintain phones and applications for several application platforms is very expensive, and Samsung already uses Android, Bada and Windows in smartphones and tablets, so what will WebOS concretely bring to the table?